DLMF:25.11.E31 (Q7705)

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DLMF:25.11.E31
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    1 Γ ( s ) 0 x s - 1 e - a x 2 cosh x d x = 4 - s ( ζ ( s , 1 4 + 1 4 a ) - ζ ( s , 3 4 + 1 4 a ) ) , 1 Euler-Gamma 𝑠 superscript subscript 0 superscript 𝑥 𝑠 1 superscript 𝑒 𝑎 𝑥 2 𝑥 𝑥 superscript 4 𝑠 Hurwitz-zeta 𝑠 1 4 1 4 𝑎 Hurwitz-zeta 𝑠 3 4 1 4 𝑎 {\displaystyle{\displaystyle\frac{1}{\Gamma\left(s\right)}\int_{0}^{\infty}% \frac{x^{s-1}e^{-ax}}{2\cosh x}\mathrm{d}x=4^{-s}\left(\zeta\left(s,\tfrac{1}{% 4}+\tfrac{1}{4}a\right)-\zeta\left(s,\tfrac{3}{4}+\tfrac{1}{4}a\right)\right),}}
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    DLMF:25.11.E31
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    s > 0 𝑠 0 {\displaystyle{\displaystyle\Re s>0}}
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    a > - 1 𝑎 1 {\displaystyle{\displaystyle\Re a>-1}}
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